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feat: Executor cache of recent block headers + VM fallback#217
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VM sourcing of on-disk ETH blocks/headers + Executor caching thereofExecutor cache of recent block headers + VM fallback
StephenButtolph
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Feb 23, 2026
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The
BLOCKHASHop code requires thecore.ChainContextto provide access to the last 256 block headers. This PR adds an LRU intosaexec'schainContextimplementation and also provides full historical retrieval for all headers via theVM. To achieve the latter, the existingblocks.Sourcetype has two similar types added that don't require a fullblocks.Blockto be constructed.